import java.util.Scanner;

/**
 * Created with IDEA
 * author:ju bai
 * Date:2021/6/5
 * Time:21:48
 **/

public class Main2 {
    /**
     * 每日一题-淘宝网店
     * @param year
     * @return
     */
    private static boolean isLeapYear(int year) {
        return year % 400 == 0 || (year % 4 == 0 && year % 100 != 0);
    }

    private static int profitOfYear(int year) {
        return 2 * 31
                + 1 * 28
                + 1 * 31
                + 2 * 30
                + 1 * 31
                + 2 * 30
                + 1 * 31
                + 2 * 31
                + 2 * 30
                + 2 * 31
                + 1 * 30
                + 2 * 31
                +(isLeapYear(year) ? 1:0);
    }

    private static boolean isPrime(int month) {
        return month == 2 || month == 3 || month == 5 || month == 7 || month == 11;
    }

    private static int profitOfThisYear(int year,int month,int day){
        int profit = 0;
        if(!isPrime(month)) {
            profit = day * 2;
        }else{
            profit = day;
        }

        while(--month>0) {
            switch(month) {
                case 1:case 8:case 10:case 12: profit += 62;
                    break;
                case 3:case 5:case 7: profit += 31;
                    break;
                case 4:case 6:case 9: profit += 60;
                    break;
                case 11: profit += 30;
                    break;
                default:
                    profit += (28+(isLeapYear(year)?1:0));
                    break;
            }
        }
        return profit;
    }

    public static void main(String[] args) {
        int year1,month1,day1,year2,month2,day2;
        int profit = 0;
        Scanner sc = new Scanner(System.in);
        while(sc.hasNext()) {
            year1 = sc.nextInt();
            month1 = sc.nextInt();
            day1 = sc.nextInt();
            year2 = sc.nextInt();
            month2 = sc.nextInt();
            day2 = sc.nextInt();
            profit = profitOfYear(year1) - profitOfThisYear(year1,month1,day1-1);
            profit += profitOfThisYear(year2,month2,day2);
            if(year1 == year2) {
                profit -= profitOfYear(year1);
            }
            for(int i = year1+1;i<year2;i++) {
                profit += profitOfYear(i);
            }
            System.out.println(profit);
        }
    }
}
